<?php
/*
Cogumelo v0.2 - Innoto S.L.
Copyright (C) 2010 Innoto Gestión para el Desarrollo Social S.L. <mapinfo@map-experience.com>

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
USA.
*/

class MysqlDAOutils
{
	//
	// Creates an "ORDER BY" String from $ORDER array
	//
	public static function OrderByString($ORDArray)
	{
		if($ORDArray == "random")
			return " ORDER BY RAND() ";
		else
		if( is_array($ORDArray) && sizeof($ORDArray) > 0 ) // Direction (ASC, DESC) Array
		{
			$orderSTR = " ORDER BY ";
			$coma = "";
			foreach ($ORDArray as $elementK => $elementV)
			{
				if ($elementV < 0)
					$orderSTR .= $coma .$elementK." DESC";
				else
					$orderSTR .= $coma .$elementK." ASC";
				
				$coma=", ";
			}
			return $orderSTR;
		}
		else
			return "";
	}
	//
	// Execute a SQL query command
	//
	public static function execSQL($connection, $sql)
	{
		@ $result = $connection->Query($sql);
		return ($result);
	}
}
?>